Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/28/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 07/29/2023 08:06:07 -70.85,-126.67 127.88 07/29/2023 08:06:35 -70.82,-126.70 127.91 3.12 28
2 07/29/2023 08:56:51 70.74, 40.81 52.02 07/29/2023 08:55:57 70.75, 40.86 52.04 2.28 54
3 07/31/2023 20:09:19 71.02,-127.74 52.91 07/31/2023 20:10:31 70.95,-127.53 52.82 10.82 72
4 07/31/2023 20:59:59 -70.82, 39.91 127.30 07/31/2023 20:59:57 -70.82, 39.93 127.30 0.80 2
5 07/31/2023 21:50:36 70.34,-152.02 52.21 07/31/2023 21:49:25 70.42,-153.00 52.35 37.37 71
6 08/03/2023 09:03:09 70.89, 39.00 53.42 08/03/2023 09:03:54 70.87, 38.98 53.39 2.08 45
7 08/03/2023 09:53:51 -70.79,-153.52 126.68 08/03/2023 09:53:19 -70.79,-153.48 126.68 1.37 32
8 08/05/2023 21:06:32 -71.79, 36.63 124.95 08/05/2023 21:07:38 -71.70, 39.27 125.17 92.58 66
9 08/05/2023 21:57:00 70.87,-154.44 54.07 08/05/2023 21:57:14 70.87,-154.37 54.07 2.42 14
10 08/05/2023 22:47:41 -70.72, 13.13 126.09 08/05/2023 22:46:40 -70.74, 13.07 126.05 3.20 61
11 08/08/2023 10:00:07 -70.90,-155.27 125.21 08/08/2023 10:01:13 -70.91,-155.34 125.21 2.77 66
12 08/08/2023 10:50:51 70.80, 12.20 54.71 08/08/2023 10:50:36 70.80, 12.15 54.70 2.06 15
13 08/08/2023 11:41:20 -70.02,-179.25 126.12 08/08/2023 11:40:12 -70.11, 178.80 125.93 74.74 68
14 08/10/2023 22:53:59 -70.89, 11.27 124.49 08/10/2023 22:54:33 -70.92, 11.31 124.47 3.00 34
15 08/10/2023 23:44:43 70.80, 178.73 55.43 08/10/2023 23:43:56 70.80, 178.80 55.44 2.32 47

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/28/2023
SNOs_Map_NOAA-21_TERRA_20230728.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/28/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA